composite flower composed of ray and disk flowers arranged on flower head (flat receptacle); ray flowers are pistillate, fertile, styles yellow; disk flowers form outer corolla which is white at the base, yellow at the apex, stamens 5, adnate in the upper half of the corolla tube

Inflorescence:

terminal and axillary corymbose (racemose inflorescence that is flat/round-topped because outer pedicels longer than inner)

Fruit:

achene

Leaves:

basal and alternate along stem, basal leaves have rounded teeth and are narrowly elongated and irregularly toothed, cauline leaves sessile

Bloom Time:

April-June

Origins:

native

Other:

also know as Roundleaf Ragwort; prefers calcareous soils; several similar species including Senecio aureus, can be differentiated based on basal and cauline leaf forms